Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.036063E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T02:32:38+0800
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    1 Object 1

    Name USA 60
    AOE ID 20682
    NORAD ID 20682
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name NPSAT1
    AOE ID 44340
    NORAD ID 44340
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter USA 60 NPSAT1
    Time of Closest Approach 2026-10-14T21:01:30+0000
    Collision Probability (Pc) 1.036063E-6
    Conjunction Distance (km) 2.798 km
    Relative Speed (km/s) 8.075 km/s
    Conjunction Risk Parameters R (Radial): 2.254 | I (In-track): 1.47 | C (Cross-track): -0.768
    Collision Risk Index (CRI) 0.35
    X Position (km) -1624.119 -1623.202
    Position Y (km) -6204.866 -6206.861
    Position Z (km) 2826.57 2828.305
    Velocity X (km/s) 4.478 7.249
    Velocity Y (km/s) 2.154 -2.065
    Velocity Z (km/s) 5.925 -0.377

    Orbital Parameters 国际轨道数据源

    Parameter USA 60 NPSAT1
    Semimajor Axis (a) 7387.103 km 7021.681 km
    Eccentricity (e) 0.087034 0.000761
    Inclination (i) 63.2940° 23.9965°
    RAAN 244.5161° 163.0548°
    Perigee Argument 85.2554° 116.5939°
    Mean Anomaly (M) 284.7209° 243.5337°
    Apogee 1651.899 km 648.889 km
    Perigee 366.033 km 638.199 km
    Orbit Epoch 2026-10-14T03:21:03+0000 2026-10-14T01:06:39+0000

    USA 60 & NPSAT1 Collision Probability (Pc) Trend

    USA 60 & NPSAT1 Collision Probability (Pc) TrendNot Available

    USA 60 & NPSAT1 Miss Distance (Miss Distance) Trend

    USA 60 & NPSAT1 Miss Distance (Miss Distance) TrendNot Available

    USA 60Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NPSAT1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 60Collision Probability Trend

    Object 1 Probability TrendNot Available

    NPSAT1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 60

    No nearby objects data